11869720434159 has 16 divisors (see below), whose sum is σ = 18104402584320. Its totient is φ = 6776243812800.

The previous prime is 11869720434157. The next prime is 11869720434181. The reversal of 11869720434159 is 95143402796811.

It is not a de Polignac number, because 11869720434159 - 2¹ = 11869720434157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11869720434157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268876494 + ... + 268920635.

It is an arithmetic number, because the mean of its divisors is an integer number (1131525161520).

It is a 1-persistent number, because it is pandigital, but 2⋅11869720434159 = 23739440868318 is not.

Almost surely, 2^{11869720434159} is an apocalyptic number.

11869720434159 is a deficient number, since it is larger than the sum of its proper divisors (6234682150161).

11869720434159 is a wasteful number, since it uses less digits than its factorization.

11869720434159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537798190.

The product of its (nonzero) digits is 13063680, while the sum is 60.

The spelling of 11869720434159 in words is "eleven trillion, eight hundred sixty-nine billion, seven hundred twenty million, four hundred thirty-four thousand, one hundred fifty-nine".